ResearchNav - A curated directory of quality websites & resources

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Top Picks

Venn Diagram Generator

Online Venn diagrams for up to 4 lists, SVG/PNG export

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Academic & Education

Google Scholar paper search

Biomedical literature database

Authoritative citation index

Elsevier abstract & citation database

Elsevier full-text journal library

Springer academic full-text library

Wiley academic database

Electrical & electronics engineering literature

Open preprint repository

Social science & humanities preprints

Semantic Scholar

AI-powered academic search

Open scholarly metadata database

China's master academic literature library

Journals, theses & conference papers

Full-text Chinese journal database

Academic literature meta-search

Free philosophy & social science library

National science & technology library

Research frontiers & literature tracking

Online courses from world universities

Course platform founded by MIT & Harvard

Global skills course marketplace

MIT OpenCourseWare

Free MIT course materials

Free general education for everyone

Chemistry LibreTexts

Open chemistry textbooks & course materials

NetEase Open Courses

University lectures with Chinese subtitles

China University MOOC

National-level courses from top universities

MOOC platform started at Tsinghua

Credit courses for Chinese universities

Official degree & student record verification

Official postgraduate entrance exam portal

Postgraduate exam news & experience forum

Open-source reference manager

Collaborative online LaTeX writing

AI literature review assistant

AI search for scientific consensus

Connected Papers

Literature connection graphs

Research Rabbit

Literature tracking & citation graphs

Social network for researchers

Graduate & research exchange community

Computational knowledge engine

Dynamic mathematics lab

Online graphing calculator

Data science competitions & datasets

Google Dataset Search

Dataset search for research

Our World in Data

Data on global development

Official Chinese statistics

Genes, sequences & biomedical records

Online sequence alignment

Vertebrate genome browser

UCSC Genome Browser

Genome annotation browser

Protein-protein interaction networks

Gene expression & survival analysis

Functional enrichment analysis

Gene set enrichment analysis

Cancer genomic data explorer

Comprehensive gene annotation database

Bioinformatics Q&A community

One of the world's most visited encyclopedias

Business & management knowledge base

Chinese encyclopedia entries

Animal Diversity Web

Species accounts from a university zoology museum

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Grant Funding

NIH-funded project & grant search

Unified US federal grants portal

Global research funding opportunity search

US National Science Foundation

EU Funding & Tenders Portal

EU Horizon Europe funding & tenders

EU-funded research results database

Wellcome Trust biomedical funding

NSFC Science Fund MIS

Apply to & track National Natural Science Fund grants

Funding policies & programme guidelines

MOST Management Info System

National key R&D programme applications

National Office of Philosophy & Social Science

CNSS fund applications & reviews

Science Careers

Postdoc job board run by Science

Academic jobs & career advice from Nature

UK university & research job board

EU researcher jobs & mobility support

Academic Positions

European academic & research vacancies

Chinese postdoc portal: enrollment, funding

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Scientific Databases

Authoritative protein sequence & annotation database

Protein 3D structure database

ProteomeXchange

Mass-spec proteomics data exchange

EBI proteomics data repository

European Bioinformatics Institute portal

Human Protein Atlas

Human protein expression & localization maps

Standard functional annotation of genes

Pathway & genome knowledge base

Curated pathway knowledgebase

Gene-list enrichment & analysis platform

Annotated protein-interaction knowledgebase

NIH database of chemical substances & bioactivity

Formula parsing & molecular-weight calculation

NIST Glyco Mass Calc

Glycan MS mass calculator

GRAVY Calculator

Protein hydropathy (GRAVY) calculation

ExPASy PeptideMass

Peptide mass & digestion calculation

Proteomics Toolkit

Peptide fragment-ion mass calculation

SDS-PAGE gel concentration calculator

Medical formula calculator library

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AI Tools

OpenAI's flagship chat assistant

Google's multimodal AI assistant

China's open-weight frontier model

Anthropic's long-context AI assistant

ByteDance AI assistant

Moonshot AI long-context assistant

xAI assistant wired into X data

Alibaba large-model assistant

AI answer engine with citations

Top-tier AI image generation

AI song generation in one click

AI decks, docs & presentations

Ad-free academic AI search

ByteDance AI image & video creation

MiniMax video generation

The world's largest model community

Alibaba open-model community

Zhipu GLM assistant

Aggregate API gateway for many models

Run large models locally

Xiaomi's in-house large model

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Search

The world's dominant search engine

Microsoft's web search engine

Privacy-first search engine

Russian search engine, strong resource recall

Anonymous proxy for Google results

Search Official Account articles

Aggregated vertical search launcher

Reverse image search

Powerful reverse image search

Directory of open-access journals

World's largest open-access full-text aggregator

Finds legal free versions of paywalled papers

Open Access Button

Request a lawful copy from the author

China Sciencepaper Online

Open-access Chinese papers & preprints

Chinese subtitle search

Multilingual subtitle database

Full-text search across the world's books

Global library union catalogue

Union catalogue of Chinese libraries

National Library of China

Chinese book database with reviews

Project Gutenberg

Public-domain classic e-books

Standard Ebooks

Public-domain e-books, carefully typeset

Lendable online library

Internet Archive

Wayback Machine & digital archive

Chinese classics database

Full-text global patent search

EPO worldwide patent search

WIPO international patent database

Official Chinese patent search

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Language & Literature

CCL Corpus (PKU)

Chinese corpus search system from Peking University

Word frequency curves across five centuries of books

High-quality rare book library

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Online Tools

Photoshop-style editor in the browser

Smart image compression

AI background removal in one click

Universal file format conversion

QR code generator & decoder

Disposable inbox for verification codes

Venn Diagram Generator

Online Venn diagrams for up to 4 lists, SVG/PNG export

Merge, split & convert PDFs

Free full-featured PDF toolbox

Online PDF toolkit

China's largest personal cloud drive

Alibaba Cloud Drive

Personal cloud storage at full speed

Free high-capacity cloud drive

Smart cloud drive with generous free storage

Lightweight file sharing

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Shopping

Alibaba's mega marketplace

Direct retail with fast delivery

Social group-buying at low prices

Appliance & electronics retailer

Second-hand marketplace

Streetwear commerce, authenticated first

Merck's reagent & chemical supplier

Instruments, reagents & consumables

Chinese research reagent supplier

Reagent & instrument marketplace

Research procurement platform

Chinese chemical reagent brand

Leading Chinese bio-assay reagent brand

Histology & lab testing services

siRNA reagents & gene synthesis

Peptide synthesis & gene services

Sino Biological

Recombinant proteins & antibodies

Molecular biology enzymes & restriction enzymes

Vector Laboratories

Glycobiology & labelling reagents

Chemical reagents & materials supplier

Antibody & life-science reagent distributor

Tokyo Chemical Industry reagents

Chemical property & supplier directory

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Design & Templates

Online design templates

Collaborative interface design

Chinese online UI design tool

Commercial templates & background removal

High-resolution free photography

Free HD photos & video

Free stock media for commercial use

High-quality wallpapers

Alibaba's vector icon library

The world's largest free font library

Classic icon font library

ByteDance open-source icon set

Free commercial-use Chinese fonts

Emoji Unicode Tables

Unicode emoji code-point reference

Microsoft's official Office templates

Free PowerPoint templates

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Developer Resources

The world's largest code hosting platform

China's leading code hosting platform

Integrated DevOps platform

Non-profit code hosting

Authoritative web documentation

Interactive coding tutorials

Chinese programming tutorials

API docs for many languages in one place

Animated data structures & algorithms

Linux command quick reference

Global Q&A for programmers

High-quality Chinese dev community

Community for creators & developers

Chinese developer Q&A

Open-source news for Chinese developers

Browser compatibility tables

Online regex debugging

JSON formatter & validator

Hand-drawn style whiteboard

Badges for open-source projects

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Content Creation

The world's biggest community forum

High-quality Chinese Q&A community

Xiaohongshu (RED)

Lifestyle sharing community

China's social news hub

Douyin Creators

TikTok China creator platform

Xiaohongshu creator platform

WeChat Official Accounts

Article publishing console

bilibili Creator Center

Uploads & channel management

Zhihu creator center

WeChat article layout editor

WeChat graphic layout design

New-media data platform

CDN, DNS & security

Cloud servers & domains

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Webmaster Tools

Google Analytics

Site-wide traffic & conversion stats

Google Tag Manager

Centralize analytics & marketing tags

Microsoft Clarity

Free heatmaps & session recordings

Chinese-language traffic analytics

Open-source, lightweight web analytics

Privacy-first, minimal web analytics

Google Search Console

Indexing status & search traffic

Bing Webmaster Tools

Bing indexing & site map tools

Baidu Search Resources

Submit pages & verify ownership

Yandex Webmaster

Yandex webmaster tools

Content monetization ad network

Google Ad Manager

Ad inventory & revenue management

Search & display advertising

ByteDance ad platform (Douyin)

PageSpeed Insights

Page performance & SEO scoring

Load speed & waterfall analysis

Security Headers

HTTP security-header audit

Uptime monitoring & downtime alerts

Domain, SEO & backlink checks

SEO weight & keyword analysis

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Video & Music

The world's largest video platform

China's top video site: docs, courses & anime

Global streaming giant

Tencent's streaming platform

Dramas, films & variety shows

Alibaba's video platform

Free official CCTV programmes

Ratings, reviews & watchlists

The world's film & TV database

Open movie & TV metadata database

Huge book catalogue, excellent reading experience

Chinese web-novel platform

Long-standing Chinese music platform

Tencent's music streaming

NetEase Cloud Music

Music community with comments

Audiobooks, podcasts & audio platform

Global music streaming

Apple music streaming

Audio dramas & voice content

Online radio & podcasts

Listen to live radio around the world

Ambient noise mixer for focus

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Everyday Services

Official railway ticketing

Flights, hotels & travel

Travel metasearch & booking

Maps, navigation & live traffic

Local dining & reviews

Direct-chat job platform

Comprehensive job board

Veteran Chinese job site

Local classifieds

Rent & resale housing platform